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// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
// vim: ts=8 sw=2 smarttab
/*
* Ceph - scalable distributed file system
*
* Copyright (C) 2004-2006 Sage Weil <sage@newdream.net>
*
* This is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software
* Foundation. See file COPYING.
*
*/
#include <sys/stat.h>
#include <iostream>
#include <string>
using namespace std;
#include "common/config.h"
#include "mon/MonMap.h"
#include "mon/MonClient.h"
#include "msg/Messenger.h"
#include "messages/MPing.h"
#include "common/Timer.h"
#include "global/global_init.h"
#include "common/ceph_argparse.h"
#include <sys/types.h>
#include <fcntl.h>
#define dout_subsys ceph_subsys_ms
Messenger *messenger = 0;
ceph::mutex test_lock = ceph::make_mutex("mylock");
ceph::condition_variable cond;
uint64_t received = 0;
class Admin : public Dispatcher {
public:
Admin()
: Dispatcher(g_ceph_context)
{
}
private:
bool ms_dispatch(Message *m) {
//cerr << "got ping from " << m->get_source() << std::endl;
dout(0) << "got ping from " << m->get_source() << dendl;
test_lock.lock();
++received;
cond.notify_all();
test_lock.unlock();
m->put();
return true;
}
bool ms_handle_reset(Connection *con) { return false; }
void ms_handle_remote_reset(Connection *con) {}
bool ms_handle_refused(Connection *con) { return false; }
} dispatcher;
int main(int argc, const char **argv, const char *envp[]) {
vector<const char*> args;
argv_to_vec(argc, argv, args);
auto cct = global_init(NULL, args, CEPH_ENTITY_TYPE_CLIENT,
CODE_ENVIRONMENT_UTILITY,
CINIT_FLAG_NO_DEFAULT_CONFIG_FILE);
common_init_finish(g_ceph_context);
dout(0) << "i am mon " << args[0] << dendl;
// get monmap
MonClient mc(g_ceph_context);
if (mc.build_initial_monmap() < 0)
return -1;
// start up network
int whoami = mc.monmap.get_rank(args[0]);
ceph_assert(whoami >= 0);
ostringstream ss;
ss << mc.monmap.get_addr(whoami);
std::string sss(ss.str());
g_ceph_context->_conf.set_val("public_addr", sss.c_str());
g_ceph_context->_conf.apply_changes(nullptr);
std::string public_msgr_type = g_conf()->ms_public_type.empty() ? g_conf().get_val<std::string>("ms_type") : g_conf()->ms_public_type;
Messenger *rank = Messenger::create(g_ceph_context,
public_msgr_type,
entity_name_t::MON(whoami), "tester",
getpid());
int err = rank->bind(g_ceph_context->_conf->public_addr);
if (err < 0)
return 1;
// start monitor
messenger = rank;
messenger->set_default_send_priority(CEPH_MSG_PRIO_HIGH);
messenger->add_dispatcher_head(&dispatcher);
rank->start();
int isend = 0;
if (whoami == 0)
isend = 100;
std::unique_lock l{test_lock};
uint64_t sent = 0;
while (1) {
while (received + isend <= sent) {
//cerr << "wait r " << received << " s " << sent << " is " << isend << std::endl;
dout(0) << "wait r " << received << " s " << sent << " is " << isend << dendl;
cond.wait(l);
}
int t = rand() % mc.get_num_mon();
if (t == whoami)
continue;
if (rand() % 10 == 0) {
//cerr << "mark_down " << t << std::endl;
dout(0) << "mark_down " << t << dendl;
messenger->mark_down_addrs(mc.get_mon_addrs(t));
}
//cerr << "pinging " << t << std::endl;
dout(0) << "pinging " << t << dendl;
messenger->send_to_mon(new MPing, mc.get_mon_addrs(t));
cerr << isend << "\t" << ++sent << "\t" << received << "\r";
}
l.unlock();
// wait for messenger to finish
rank->wait();
return 0;
}
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